Quick Answer: How Do I Maintain My Air Conditioner?

Is it better to leave AC fan on or auto?

Keeping your fan on AUTO is the most energy-efficient option.

The fan only runs when the system is on and not continuously.

If your fan runs continuously, moisture does not have a chance to drip outside.

It blows back into your home and your AC works hard to remove extra moisture from the air..

What is a good temperature for AC at night?

The Best Temperature Settings When You’re at Home To stay comfortable and save money this summer, the U.S. Department of Energy recommends setting your thermostat to 78F (26C) when you are home. Setting your air conditioner to this level will allow you to stay cool and avoid an unusually high electricity bill.

Is it bad to keep the AC on all the time?

By keeping your air conditioner on at all times during the day, you’re not using an air conditioner efficiently, because leaving the air on all day (even when you’re not home) results in a higher use of energy. … Leaving the air conditioner on throughout the day is also more damaging to your system.

How often should you have maintenance on your air conditioner?

Experts suggest servicing your home air conditioning once a year. (The same goes for heating.) Spring is the best time. However, to ensure your system continues to work efficiently, you need to do some “housekeeping” on a regular basis.

How much does it cost to service an air conditioner?

Air conditioning repairers charge by the hour – so expect to be charged anywhere from $80 – $110 per hour + GST for domestic air conditioning and $80 – $140 per hour + GST for commercial units. This figures may vary locally and should only be taken as a guide.

Is it necessary to service AC every year?

You’ve probably heard that your air conditioner needs to be maintained at least once a year. However, (and this may come as a shock coming from an HVAC contractor) annual air conditioner maintenance isn’t absolutely necessary (if you’re a risk taker.)

How many hours should AC run per day?

A properly sized system should run non stop for 24 hours on the hottest day of the year. Well it should run the entire time that the peak load is occuring . This may be for 8 hours or so but will not be for 24 hours. Mine runs anywhere for 1 hr to 8 hours on an insanely hot day.

How can I reduce my AC bill?

Top 5 tips to reduce your air conditioning bill this summerTurn off at night, and save while you sleep. This money-saving tip is as clear as night and day! … Thermostats and timers – set and save. … Get shady and shut out the sun. … Turn off those heat-emitting culprits. … Keeping it clean to keep costs down.

Is 70 too cold for AC?

“Do not run the AC unit below 70 degrees indoors for the same reasons — it can freeze the evaporator coil,” he says. With some systems, that threshold might be 65 or 68 degrees. It depends on other factors, too, including airflow and indoor humidity. That’s why never going below 70 degrees is a safe practice.

Is it OK to spray water on your air conditioner?

The good news is that you absolutely can spray water on your air conditioner if it needs a cleaning, and nothing bad will happen. Spraying water on your AC’s condenser also helps it run more efficiently. In fact, your condenser needs a regular spritzing in order to keep doing a good job.

What happens if AC is not serviced?

If you will not do the regular aircon servicing then dirt and dust will get deposited in its filters. This deposition of dust and dirt in the filters affect its working and your air conditioning system will need to invest more efforts in its working.

How often should I change my AC filter?

You should replace these about every 90 days, if you have no allergies, but AC pros typically recommend every 45 days for max efficiency. Be sure to replace them with the right size and type of air filter.

How do I take care of my air conditioner?

7 Tips for Maintaining Your AC Unit1) Change your filter. … 2) Keep your coils clean. … 3) Keep surrounding shrubbery trimmed. … 4) Ensure your dryer vent is not angled toward your AC unit. … 5) Adjust your thermostat. … 6) Check your ductwork and seal open spaces. … 7) Schedule an annual tune-up with an HVAC professional.

What is the best temperature to keep the AC on?

78 degrees FahrenheitTurning your thermostat to 78 degrees Fahrenheit is the most efficient setting for your air conditioner during warmer months. Reducing your home’s temperature lower, such as to 72 degrees, could increase your cooling costs by as much as 47 percent.

Is it cheaper to leave AC on all day?

In general, it is cheaper to leave the AC on all day during very hot temperatures. However, it’s not efficient to keep it on full blast all the time. … This can take a long time and place too much strain on the system. For many systems, this can mean less efficient cooling, more frequent repairs, and higher energy bills.